A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5925-01-495-3102
NSN 5895-00-577-4078
NSN 6620-01-621-0719
NSN 5996-00-076-2267
NSN 5965-01-073-6047
NSN 5960-01-539-1956
NSN 6130-01-278-3325
NSN 6110-01-119-9254
NSN 6135-01-164-3561
NSN 5855-01-647-4783
NSN 5990-01-195-3693
NSN 4140-01-135-4617